Cleanup EhApplication

app/src/main/java/com/hippo/ehviewer/EhApplication.kt

@@ -33,6 +33,7 @@ import com.hippo.ehviewer.client.EhDns
 import com.hippo.ehviewer.client.EhSSLSocketFactory
 import com.hippo.ehviewer.client.EhTagDatabase
 import com.hippo.ehviewer.client.data.GalleryDetail
+import com.hippo.ehviewer.client.install
 import com.hippo.ehviewer.coil.MergeInterceptor
 import com.hippo.ehviewer.coil.diskCache
 import com.hippo.ehviewer.dailycheck.checkDawn
@@ -50,9 +51,6 @@ import eu.kanade.tachiyomi.util.lang.launchIO
 import kotlinx.coroutines.DelicateCoroutinesApi
 import okio.Path.Companion.toOkioPath
 import java.net.Proxy
-import java.security.KeyStore
-import javax.net.ssl.TrustManagerFactory
-import javax.net.ssl.X509TrustManager
 
 class EhApplication : Application(), DefaultLifecycleObserver, ImageLoaderFactory {
     @OptIn(DelicateCoroutinesApi::class)
@@ -164,11 +162,7 @@ class EhApplication : Application(), DefaultLifecycleObserver, ImageLoaderFactor
                 dns(EhDns)
                 proxySelector(ehProxySelector)
                 if (Settings.dF) {
-                    val factory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())!!
-                    factory.init(null as KeyStore?)
-                    val manager = factory.trustManagers!!
-                    val trustManager = manager.filterIsInstance<X509TrustManager>().first()
-                    sslSocketFactory(EhSSLSocketFactory, trustManager)
+                    install(EhSSLSocketFactory)
                     proxy(Proxy.NO_PROXY)
                 }
             }

app/src/main/java/com/hippo/ehviewer/client/EhSSLSocketFactory.kt

@@ -20,10 +20,14 @@ package com.hippo.ehviewer.client
 import android.util.Log
 import com.hippo.ehviewer.Settings
 import com.hippo.ehviewer.builtInHosts
+import okhttp3.OkHttpClient
 import java.net.InetAddress
 import java.net.Socket
+import java.security.KeyStore
 import javax.net.ssl.SSLSocket
 import javax.net.ssl.SSLSocketFactory
+import javax.net.ssl.TrustManagerFactory
+import javax.net.ssl.X509TrustManager
 
 private const val EXCEPTIONAL_DOMAIN = "hath.network"
 private val sslSocketFactory = SSLSocketFactory.getDefault() as SSLSocketFactory
@@ -41,3 +45,11 @@ object EhSSLSocketFactory : SSLSocketFactory() {
     override fun createSocket(host: InetAddress, port: Int): Socket = sslSocketFactory.createSocket(host, port)
     override fun createSocket(address: InetAddress, port: Int, localAddress: InetAddress, localPort: Int): Socket = sslSocketFactory.createSocket(address, port, localAddress, localPort)
 }
+
+fun OkHttpClient.Builder.install(sslSocketFactory: SSLSocketFactory) = apply {
+    val factory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())!!
+    factory.init(null as KeyStore?)
+    val manager = factory.trustManagers!!
+    val trustManager = manager.filterIsInstance<X509TrustManager>().first()
+    sslSocketFactory(sslSocketFactory, trustManager)
+}